24399980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{110909}}^1$

素因数の和:110929

約数の個数: 24

約数和(自身を含む): 55898640

約数和(自身を除く): 31498660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 110909, 221818, 443636, 554545, 1109090, 1219999, 2218180, 2439998, 4879996, 6099995, 12199990, 24399980]

約数ペア:

[(1, 24399980), (2, 12199990), (4, 6099995), (5, 4879996), (10, 2439998), (11, 2218180), (20, 1219999), (22, 1109090), (44, 554545), (55, 443636), (110, 221818), (220, 110909)]